Perhaps you should try some spelling variations:
development chapter » development center, development case
communication tasks » communicative tasks, communication tools, communication tres
true communication » truth communication, time communication, stroke communication
under development » gender development, hinder development, order development
technology 4 » technology _, technology 1, technology 3
relations du » relations do, relations das, relations der
4 relations » 3 relations, 4 relation, 1 relations
prices true » prices trade, prices table, prices taxes
chapter one » chapter four
du prices » do prices, drug prices, 2 prices

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 4 relations du prices true communication tasks under development chapter one.*.